MONTHLY CLIMATOLOGICAL SUMMARY for DEC. 2025 NAME: FTC CITY: Fort Collins STATE: Colorado ELEV: 5007 ft LAT: 40° 30' 03" N LONG: 105° 04' 04" W TEMPERATURE (°F), RAIN (in), WIND SPEED (mph) HEAT COOL AVG MEAN DEG DEG WIND DOM DAY TEMP HIGH TIME LOW TIME DAYS DAYS RAIN SPEED HIGH TIME DIR ------------------------------------------------------------------------------------ 1 25.2 39.4 2:15p 10.9 7:30a 34.8 0.0 0.00 0.5 10.0 2:00p SSE 2 35.1 48.7 1:45p 21.5 7:30a 24.9 0.0 0.00 0.2 11.0 11:15p E 3 25.2 35.2 12:15a 15.1 10:30p 34.8 0.0 0.41 0.0 8.0 12:15a E 4 18.3 31.6 2:15p 4.9 7:45a 41.8 0.0 0.02 0.1 5.0 2:30p SE 5 28.9 37.0 12:45p 20.8 4:15a 31.1 0.0 0.00 0.1 9.0 11:30a NW 6 36.3 49.0 1:30p 23.6 3:45a 23.7 0.0 0.01 1.3 42.0 1:45p NNW 7 36.6 46.6 2:30p 26.6 5:00a 23.4 0.0 0.00 1.6 24.0 8:45a NNW 8 39.3 51.8 2:30p 26.7 6:30a 20.8 0.0 0.00 1.3 20.0 11:15p E 9 49.2 64.1 2:00p 34.3 2:30a 10.8 0.0 0.00 3.1 31.0 4:15p NW 10 46.9 58.7 5:00p 35.1 7:30a 13.1 0.0 0.00 1.9 17.0 5:30p S 11 52.8 70.3 12:30p 35.3 2:00a 7.2 0.0 0.00 3.8 27.0 6:30a NNW 12 41.6 52.1 2:30p 31.1 11:30p 18.4 0.0 0.00 0.5 9.0 12:45p E 13 39.5 53.3 11:45a 25.6 12:00m 20.5 0.0 0.00 1.7 20.0 12:30p E 14 38.2 53.8 2:30p 22.6 7:00a 21.8 0.0 0.00 0.2 5.0 7:15p E 15 43.8 61.3 1:45p 26.3 2:30a 16.2 0.0 0.00 0.6 8.0 2:15p W 16 47.0 64.8 3:15p 29.2 1:00a 13.0 0.0 0.00 1.3 22.0 2:30p NW 17 46.9 63.3 1:45p 30.5 6:30a 13.1 0.0 0.05 5.2 49.0 7:45p NW 18 37.7 48.4 1:30p 27.0 12:00m 22.3 0.0 0.00 4.4 36.0 3:30a NNW 19 46.7 67.4 2:30p 26.0 3:45a 13.3 0.0 0.00 6.8 47.0 7:00a WSW 20 43.3 56.5 12:30a 30.2 10:00p 16.7 0.0 0.01 1.9 24.0 5:15a WSW 21 41.5 54.6 2:45p 28.5 7:45a 18.5 0.0 0.01 0.9 10.0 1:45p E 22 52.2 72.0 1:15p 32.4 4:00a 7.8 0.0 0.00 3.6 31.0 10:15a WSW 23 47.8 60.0 12:15a 35.5 8:00a 12.3 0.0 0.00 0.3 9.0 12:30a N 24 51.2 63.1 3:00p 39.3 12:15a 8.8 0.0 0.00 0.8 16.0 5:15a NNW 25 52.6 68.8 1:00p 36.4 4:00a 7.4 0.0 0.00 2.9 27.0 12:30p WSW 26 53.1 62.2 3:00p 43.9 9:30a 6.9 0.0 0.00 4.3 30.0 5:00p WSW 27 42.2 53.9 1:00a 30.4 12:00m 17.8 0.0 0.00 2.0 32.0 11:45p E 28 27.6 35.4 5:15p 19.8 12:00m 32.4 0.0 0.00 1.6 16.0 12:30a SSE 29 26.9 40.2 2:30p 13.5 6:00a 33.2 0.0 0.00 0.4 7.0 10:45a N 30 35.0 51.8 3:00p 18.2 5:30a 25.0 0.0 0.00 0.4 9.0 12:00p N 31 41.2 60.3 2:45p 22.1 7:15a 18.8 0.0 0.00 0.6 9.0 2:45p NNW ------------------------------------------------------------------------------------- 40.3 72.0 22 4.9 4 610.5 0.0 0.51 1.8 49.0 17 NNW Max >= 90.0: 0 Max <= 32.0: 1 Min <= 32.0: 23 Min <= 0.0: 0 Max Rain: 0.41 ON 12/03/25 Days of Rain: 3 (>.01 in) 1 (>.1 in) 0 (>1 in) Heat Base: 60.0 Cool Base: 60.0 Method: (High + Low) / 2